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//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 2.0, as
// published by the Free Software Foundation.
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// with the separately licensed software that they have included with
// MySQL.
//
// Without limiting anything contained in the foregoing, this file,
// which is part of MySQL Connector/NET, is also subject to the
// Universal FOSS Exception, version 1.0, a copy of which can be found at
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// See the GNU General Public License, version 2.0, for more details.
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using MySqlX.Data;
using MySqlX.XDevAPI;
using System;
using MySql.Data.MySqlClient;
using MySqlX;
using MySql.Data.MySqlClient.X.XDevAPI.Common;
using Google.Protobuf;

namespace MySqlX.Protocol.X
{
  internal class FloatDecoder : ValueDecoder
  {
    bool _float;

    public FloatDecoder(bool isFloat)
    {
      _float = isFloat;
    }

    public override void SetMetadata()
    {
      Column.Type = _float ? ColumnType.Float : ColumnType.Double;
      Column.ClrType = _float ? typeof(float) : typeof(double);
      ClrValueDecoder = FloatValueDecoder;
      if (!_float)
        ClrValueDecoder = DoubleValueDecoder;
    }

    private object FloatValueDecoder(byte[] bytes)
    {
      return new CodedInputStream(bytes).ReadFloat();
    }

    private object DoubleValueDecoder(byte[] bytes)
    {
      return new CodedInputStream(bytes).ReadDouble();
    }
  }
}
